indexing to find elements between 2 values in a matrix

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Chloe St John 2019-1-26

评论： madhan ravi 2019-1-26

I have created a random 5x5 matrix called M6

i'm trying to using indexing, define an array containing all elements of M6 that are negative or between 29 and 33

clc
clear
 
M6=-10+(33+10)*rand(5)
 
B=(M6<0 & M6>29 & M6<33)

but its just coming up with a 5x5 matrix of 0's

madhan ravi 2019-1-26

B=M6<0 | (M6>29 & M6<33)

Chloe St John 2019-1-26

thank you that works, what does the '|' do to make it work?

madhan ravi 2019-1-26

MATLAB Language Fundamentals Matrices and Arrays Matrix Indexing

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